RedCore/cocos2d/cocos/editor-support/cocostudio/CCSSceneReader.cpp

/****************************************************************************
Copyright (c) 2013-2017 Chukong Technologies Inc.

http://www.cocos2d-x.org

Permission is hereby granted, free of charge, to any person obtaining a copy
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#include "editor-support/cocostudio/CocoStudio.h"
#include "ui/CocosGUI.h"
#include "audio/include/SimpleAudioEngine.h"
#include "base/ObjectFactory.h"
#include "base/ccUtils.h"
#include "platform/CCFileUtils.h"

using namespace cocos2d;
using namespace ui;

namespace cocostudio {

SceneReader* SceneReader::s_sharedReader = nullptr;

SceneReader::SceneReader()
: _fnSelector(nullptr)
, _node(nullptr)
, _attachComponent(AttachComponentType::EMPTY_NODE)
{
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComAttribute));
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComRender));
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComAudio));
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComController));
}

SceneReader::~SceneReader()
{
}

const char* SceneReader::sceneReaderVersion()
{
    return "1.0.0.0";
}

cocos2d::Node* SceneReader::createNodeWithSceneFile(const std::string &fileName, AttachComponentType attachComponent /*= AttachComponentType::EMPTY_NODE*/)
{
    std::string fileExtension = cocos2d::FileUtils::getInstance()->getFileExtension(fileName);
    if (fileExtension == ".json")
    {
        _node = nullptr;
        rapidjson::Document jsonDict;
        do {
            CC_BREAK_IF(!readJson(fileName, jsonDict));
            _node = createObject(jsonDict, nullptr, attachComponent);
            TriggerMng::getInstance()->parse(jsonDict);
        } while (0);
        
        return _node;
    }
    else if(fileExtension == ".csb")
    {
        do {
            std::string binaryFilePath = FileUtils::getInstance()->fullPathForFilename(fileName);
            auto fileData = FileUtils::getInstance()->getDataFromFile(binaryFilePath);
            auto fileDataBytes = fileData.getBytes();
            CC_BREAK_IF(fileData.isNull());
            CocoLoader tCocoLoader;
            if (tCocoLoader.ReadCocoBinBuff((char*)fileDataBytes))
            {
                stExpCocoNode *tpRootCocoNode = tCocoLoader.GetRootCocoNode();
                rapidjson::Type tType = tpRootCocoNode->GetType(&tCocoLoader);
                if (rapidjson::kObjectType  == tType)
                {
                    stExpCocoNode *tpChildArray = tpRootCocoNode->GetChildArray(&tCocoLoader);
                    CC_BREAK_IF(tpRootCocoNode->GetChildNum() == 0);
                    _node = Node::create();
                    int  nCount = 0;
                    std::vector<Component*> _vecComs;
                    ComRender *pRender = nullptr;
                    std::string key = tpChildArray[15].GetName(&tCocoLoader);
                    if (key == "components")
                    {
                        nCount = tpChildArray[15].GetChildNum();
                    }
                    stExpCocoNode *pComponents = tpChildArray[15].GetChildArray(&tCocoLoader);
                    SerData *data = new (std::nothrow) SerData();
                    for (int i = 0; i < nCount; i++)
                    {
                        stExpCocoNode *subDict = pComponents[i].GetChildArray(&tCocoLoader);
                        if (subDict == nullptr)
                        {
                            continue;
                        }
                        std::string key1 = subDict[1].GetName(&tCocoLoader);
                        const char *comName = subDict[1].GetValue(&tCocoLoader);
                        Component *pCom = nullptr;
                        if (key1 == "classname" && comName != nullptr)
                        {
                            pCom = createComponent(comName);
                        }
                        if (pCom != nullptr)
                        {
                            data->_rData = nullptr;
                            data->_cocoNode = subDict;
                            data->_cocoLoader = &tCocoLoader;
                            if (pCom->serialize(data))
                            {
                                ComRender *pTRender = dynamic_cast<ComRender*>(pCom);
                                if (pTRender != nullptr)
                                {
                                    pRender = pTRender;
                                }
                                else
                                {
                                    _vecComs.push_back(pCom);
                                }
                            }
                            else
                            {
                                CC_SAFE_RELEASE_NULL(pCom);
                            }
                        }
                        if(_fnSelector != nullptr)
                        {
                            _fnSelector(pCom, (void*)(data));
                        }
                    }
                    
                    setPropertyFromJsonDict(&tCocoLoader, tpRootCocoNode, _node);
                    for (std::vector<Component*>::iterator iter = _vecComs.begin(); iter != _vecComs.end(); ++iter)
                    {
                        _node->addComponent(*iter);
                    }
                    
                    stExpCocoNode *pGameObjects = tpChildArray[11].GetChildArray(&tCocoLoader);
                    int length = tpChildArray[11].GetChildNum();
                    for (int i = 0; i < length; ++i)
                    {
                        createObject(&tCocoLoader, &pGameObjects[i], _node, attachComponent);
                    }
                    TriggerMng::getInstance()->parse(&tCocoLoader, tpChildArray);
                }
                
            }
        }while (0);
        return _node;
    }
    else
    {
        log("read file [%s] error!\n", fileName.c_str());
    }
    return nullptr;
}

bool SceneReader::readJson(const std::string &fileName, rapidjson::Document &doc)
{
    bool ret = false;
    do {
        std::string jsonpath = FileUtils::getInstance()->fullPathForFilename(fileName);
        std::string contentStr = FileUtils::getInstance()->getStringFromFile(jsonpath);
        doc.Parse<0>(contentStr.c_str());
        CC_BREAK_IF(doc.HasParseError());
        ret = true;
    } while (0);
    return ret;
}

Node* SceneReader::nodeByTag(Node *parent, int tag)
{		
    if (parent == nullptr)
    {
        return nullptr;
    }
    Node *_retNode = nullptr;
    Vector<Node*>& Children = parent->getChildren();
    Vector<Node*>::iterator iter = Children.begin();
    while (iter != Children.end())
    {
        Node* pNode = *iter;
        if(pNode != nullptr && pNode->getTag() == tag)
        {
            _retNode =  pNode;
            break;
        }
        else
        {
            _retNode = nodeByTag(pNode, tag);
            if (_retNode != nullptr)
            {
                break;
            }

        }
        ++iter;
    }
    return _retNode;
}
    
cocos2d::Component* SceneReader::createComponent(const std::string classname)
{
    std::string name = this->getComponentClassName(classname);
    Ref *object = ObjectFactory::getInstance()->createObject(name);
    
    return dynamic_cast<Component*>(object);
}
std::string SceneReader::getComponentClassName(const std::string &name)
{
    std::string comName;
    if (name == "CCSprite" || name == "CCTMXTiledMap" || name == "CCParticleSystemQuad" || name == "CCArmature" || name == "GUIComponent")
    {
        comName = "ComRender";
    }
    else if (name == ComAudio::COMPONENT_NAME || name == "CCBackgroundAudio")
    {
        comName = "ComAudio";
    }
    else if (name == ComController::COMPONENT_NAME)
    {
        comName = "ComController";
    }
    else if (name == ComAttribute::COMPONENT_NAME)
    {
        comName = "ComAttribute";
    }
    else if (name == "CCScene")
    {
        comName = "Scene";
    }
    else
    {
        CCASSERT(false, "Unregistered Component!");
    }
    
    return comName;
}

Node* SceneReader::createObject(const rapidjson::Value &dict, cocos2d::Node* parent, AttachComponentType attachComponent)
{
    const char *className = DICTOOL->getStringValue_json(dict, "classname");
    if(strcmp(className, "CCNode") == 0)
    {
        Node* gb = nullptr;
        if(nullptr == parent)
        {
            gb = Node::create();
        }

        std::vector<Component*> vecComs;
        ComRender *render = nullptr;
        int count = DICTOOL->getArrayCount_json(dict, "components");
        for (int i = 0; i < count; i++)
        {
            const rapidjson::Value &subDict = DICTOOL->getSubDictionary_json(dict, "components", i);
            if (!DICTOOL->checkObjectExist_json(subDict))
            {
                break;
            }
            const char *comName = DICTOOL->getStringValue_json(subDict, "classname");
            Component *com = this->createComponent(comName);
            SerData *data = new (std::nothrow) SerData();
            if (com != nullptr)
            {
                data->_rData = &subDict;
                data->_cocoNode = nullptr;
                data->_cocoLoader = nullptr;
                if (com->serialize(data))
                {
                    ComRender *tRender = dynamic_cast<ComRender*>(com);
                    if (tRender == nullptr)
                    {
                        vecComs.push_back(com);
                    }
                    else
                    {
                        render = tRender;
                    }
                }
            }
            CC_SAFE_DELETE(data);
            if(_fnSelector != nullptr)
            {
                _fnSelector(com, data);
            }
        }

        if (parent != nullptr)
        {
            if (render == nullptr || attachComponent == AttachComponentType::EMPTY_NODE)
            {
                gb = Node::create();
                if (render != nullptr)
                {
                    vecComs.push_back(render);
                }
            }
            else
            {
                gb = render->getNode();
                gb->retain();
                render->setNode(nullptr);
            }
            parent->addChild(gb);
        }

        setPropertyFromJsonDict(dict, gb);
        for (std::vector<Component*>::iterator iter = vecComs.begin(); iter != vecComs.end(); ++iter)
        {
              gb->addComponent(*iter);
        }

        int length = DICTOOL->getArrayCount_json(dict, "gameobjects");
        for (int i = 0; i < length; ++i)
        {
            const rapidjson::Value &subDict = DICTOOL->getSubDictionary_json(dict, "gameobjects", i);
            if (!DICTOOL->checkObjectExist_json(subDict))
            {
                break;
            }
            createObject(subDict, gb, attachComponent);
        }
        
        if(dict.HasMember("CanvasSize"))
        {
            const rapidjson::Value &canvasSizeDict = DICTOOL->getSubDictionary_json(dict, "CanvasSize");
            if (DICTOOL->checkObjectExist_json(canvasSizeDict))
            {
                int width = DICTOOL->getIntValue_json(canvasSizeDict, "_width");
                int height = DICTOOL->getIntValue_json(canvasSizeDict, "_height");
                gb->setContentSize(Size(width, height));
            }

        }
        
        return gb;
    }
    
    return nullptr;
}
    
    
cocos2d::Node* SceneReader::createObject(CocoLoader *cocoLoader, stExpCocoNode *cocoNode, cocos2d::Node* parent, AttachComponentType attachComponent)
{
    const char *className = nullptr;
    stExpCocoNode *pNodeArray = cocoNode->GetChildArray(cocoLoader);
    std::string Key = pNodeArray[1].GetName(cocoLoader);
    if (Key == "classname")
    {
        className = pNodeArray[1].GetValue(cocoLoader);
    }
    if(strcmp(className, "CCNode") == 0)
    {
        Node* gb = nullptr;
        std::vector<Component*> _vecComs;
        ComRender *pRender = nullptr;
        int count = 0;
        std::string key = pNodeArray[13].GetName(cocoLoader);
        if (key == "components")
        {
            count = pNodeArray[13].GetChildNum();
        }
        stExpCocoNode *pComponents = pNodeArray[13].GetChildArray(cocoLoader);
        SerData *data = new (std::nothrow) SerData();
        for (int i = 0; i < count; ++i)
        {
            stExpCocoNode *subDict = pComponents[i].GetChildArray(cocoLoader);
            if (subDict == nullptr)
            {
                continue;
            }
            std::string key1 = subDict[1].GetName(cocoLoader);
            const char *comName = subDict[1].GetValue(cocoLoader);
            Component *pCom = nullptr;
            if (key1 == "classname" && comName != nullptr)
            {
                pCom = createComponent(comName);
            }
            if (pCom != nullptr)
            {
                data->_rData = nullptr;
                data->_cocoNode = subDict;
                data->_cocoLoader = cocoLoader;
                if (pCom->serialize(data))
                {
                    ComRender *pTRender = dynamic_cast<ComRender*>(pCom);
                    if (pTRender != nullptr)
                    {
                        pRender = pTRender;
                    }
                    else
                    {
                        _vecComs.push_back(pCom);
                    }
                }
                else
                {
                    CC_SAFE_RELEASE_NULL(pCom);
                }
            }
            if(_fnSelector != nullptr)
            {
                _fnSelector(pCom, (void*)(data));
            }
        }
        CC_SAFE_DELETE(data);
        
        if (parent != nullptr)
        {
            if (pRender == nullptr || attachComponent == AttachComponentType::EMPTY_NODE)
            {
                gb = Node::create();
                if (pRender != nullptr)
                {
                    _vecComs.push_back(pRender);
                }
            }
            else
            {
                gb = pRender->getNode();
                gb->retain();
                pRender->setNode(nullptr);
                CC_SAFE_RELEASE_NULL(pRender);
            }
            parent->addChild(gb);
        }
        setPropertyFromJsonDict(cocoLoader, cocoNode, gb);
        for (std::vector<Component*>::iterator iter = _vecComs.begin(); iter != _vecComs.end(); ++iter)
        {
            gb->addComponent(*iter);
        }
        
        stExpCocoNode *pGameObjects = pNodeArray[12].GetChildArray(cocoLoader);
        if (pGameObjects != nullptr)
        {
            int length = pNodeArray[12].GetChildNum();
            for (int i = 0; i < length; ++i)
            {
                createObject(cocoLoader, &pGameObjects[i], gb, attachComponent);
            }
        }
        return gb;
    }
    return nullptr;
}

void SceneReader::setTarget(const std::function<void(cocos2d::Ref* obj, void* doc)>& selector)
{
    _fnSelector = selector;
}

Node* SceneReader::getNodeByTag(int nTag)
{
    if (_node == nullptr)
    {
        return nullptr;
    }
    if (_node->getTag() == nTag)
    {
        return _node;
    }
    return nodeByTag(_node, nTag);
}

void SceneReader::setPropertyFromJsonDict(const rapidjson::Value &root, cocos2d::Node *node)
{
    float x = DICTOOL->getFloatValue_json(root, "x");
    float y = DICTOOL->getFloatValue_json(root, "y");
    node->setPosition(x, y);
    
    const bool bVisible = (DICTOOL->getIntValue_json(root, "visible", 1) != 0);
    node->setVisible(bVisible);
    
    int nTag = DICTOOL->getIntValue_json(root, "objecttag", -1);
    node->setTag(nTag);
    
    int nZorder = DICTOOL->getIntValue_json(root, "zorder");
    node->setLocalZOrder(nZorder);
    
    float fScaleX = DICTOOL->getFloatValue_json(root, "scalex", 1.0);
    float fScaleY = DICTOOL->getFloatValue_json(root, "scaley", 1.0);
    node->setScaleX(fScaleX);
    node->setScaleY(fScaleY);
    
    float fRotationZ = DICTOOL->getFloatValue_json(root, "rotation"); 
    node->setRotation(fRotationZ);
    
    const char *sName = DICTOOL->getStringValue_json(root, "name", "");
    node->setName(sName);
}
    
    
void SceneReader::setPropertyFromJsonDict(CocoLoader *cocoLoader, stExpCocoNode *cocoNode, cocos2d::Node *node)
{
    stExpCocoNode *stChildArray = cocoNode->GetChildArray(cocoLoader);
    float x = 0.0f, y = 0.0f, fScaleX = 1.0f, fScaleY = 1.0f, fRotationZ = 1.0f;
    bool bVisible = false;
    const char *sName = "";
    int nTag = 0, nZorder = -1;
    
    for (int i = 0; i < cocoNode->GetChildNum(); ++i)
    {
        std::string key = stChildArray[i].GetName(cocoLoader);
        std::string value = stChildArray[i].GetValue(cocoLoader);
        
        if (key == "x")
        {
            x = utils::atof(value.c_str());
            node->setPositionX(x);
        }
        else if (key == "y")
        {
            y = utils::atof(value.c_str());
            node->setPositionY(y);
        }
        else if (key == "visible")
        {
            bVisible = atoi(value.c_str()) != 0;
            node->setVisible(bVisible);
        }
        else if (key == "objecttag")
        {
            nTag = atoi(value.c_str());
            node->setTag(nTag);
        }
        else if (key == "zorder")
        {
            nZorder = atoi(value.c_str());
            node->setLocalZOrder(nZorder);
        }
        else if(key == "scalex")
        {
            fScaleX = utils::atof(value.c_str());
            node->setScaleX(fScaleX);
        }
        else if(key == "scaley")
        {
            fScaleY = atof(value.c_str());
            node->setScaleY(fScaleY);
        }
        else if(key == "rotation")
        {
            fRotationZ = utils::atof(value.c_str());
            node->setRotation(fRotationZ);
        }
        else if(key == "name")
        {
            sName = value.c_str();
            node->setName(sName);
        }
    }
}

SceneReader* SceneReader::getInstance()
{
    if (s_sharedReader == nullptr)
    {
        s_sharedReader = new (std::nothrow) SceneReader();
    }
    return s_sharedReader;
}

void SceneReader::destroyInstance()
{
    DictionaryHelper::destroyInstance();
    TriggerMng::destroyInstance();
    CocosDenshion::SimpleAudioEngine::end();
    CC_SAFE_DELETE(s_sharedReader);
}

}